NASA selects Lockheed Martin to build next-gen spacecraft for NOAA

NASA, on behalf of the National Oceanic and Atmospheric Administration (NOAA), has selected Lockheed Martin Corp. of Littleton, Colorado, to build the spacecraft for NOAA's Geostationary Extended Observations (GeoXO) satellite ...

Perseverance finds 'popcorn'-like rocks on planet Mars

After months of driving, Perseverance has finally arrived at "Bright Angel," discovering oddly textured rock unlike any the rover has seen before. The team now plans to drive up the slope to uncover the origin of this rock ...

Tropical solstice shadows

Solstices mark the changing of seasons, occur twice a year, and feature the year's shortest and longest daylight hours—depending on your hemisphere. These extremes in the length of day and night make solstice days more ...

Scientists discover massive energy imbalance on Saturn

A discovery by researchers at the University of Houston has revealed a massive energy imbalance on Saturn, shedding new light on planetary science and evolution and challenging existing climate models for the solar system's ...

Researchers uncover nitrogen's origin and early evolution on Earth

A research team led by Prof. Wang Wenzhong from the School of Earth and Space Sciences of the University of Science and Technology of China (USTC), in collaboration with international scholars, studied the fractionation behavior ...

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